This listing is for a brand new Intertherm / Miller / Nordyne Part #661021, gas furnace Natural Gas Orfice.  Orfice size # 21.  

This parts fits most all Intertherm, Miller, or Nordyne gas furnace models MGH or M1.

The part fist model M1GH 077A BW, M1GH 077A AW, M1GB 077A BW, M1GB 077A AW, M1GC 077A BW, M1GC 077A AW, M1MB 077A BW, M1MC 077A BW, M1MD 077A BW, MGHA-077****, MGHB-077****, MGBB-077***, ect. 

You can give us your model # of the furnace and we tell you if this part will fit your furnace. 

We accept returns!  Return postage is the buyers responsibility. 

We ship daily M-F on UPS.  We ususally ship say day if payment is made by 2:00 pm central time.

We have been it the mobile home heating and cooling business for over 25 years.

We also have a larger selection of other mobile home heating and cooling parts for several different brands including Coleman, Evcon, Intertherm, Miller, Goodman, Nordyne, ect. and stock hundreds other Intertherm mobile home furnaces and central systems for mobile homes.

Please email me with any questions you might have.

Please contact us for shipping rates to Canada.

Please note that express mail is note a next day service from the post office but, is a 1-2 day service from the post office.